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Tectonic Hazards

Contrasting earthquake events

  • 2 things to know
  • AS Unit 1 and A2 Unit 4

Overview

Date and magnitude of the Haiti earthquake and date and magnitude of the Tōhoku earthquake.

What you need to know

Answer each one before you reveal it.

Your recallNot started
Key term

Why was the Haitian earthquake so destructive for its magnitude?

Key term

Give the approximate death toll and the number made homeless in Haiti.

Questions from this subtopic

Each one with the model answer underneath.

  1. 1

    State the date and magnitude of the Haiti earthquake.

    Model answer

    It struck on 12 January 2010 and measured magnitude 7.0.

  2. 2

    Why was the Haitian earthquake so destructive for its magnitude?

    Model answer

    The focus was only about 13 km deep and the epicentre lay some 25 km from Port-au-Prince, so a densely built capital of poorly constructed buildings was shaken extremely hard.

  3. 3

    Give the approximate death toll and the number made homeless in Haiti.

    Model answer

    Official estimates put the dead at over 200,000, with about 1.5 million people made homeless.

  4. 4

    Which disease outbreak followed the Haitian earthquake?

    Model answer

    A cholera epidemic spread through contaminated water in the camps, and it went on to kill thousands more people.

  5. 5

    Why did Haiti struggle so badly to respond to its own disaster?

    Model answer

    It was the poorest country in the western hemisphere, its government buildings, port and airport were themselves destroyed, and it had no enforced building codes and few emergency services to fall back on.

  6. 6

    State the date and magnitude of the Tōhoku earthquake.

    Model answer

    It struck on 11 March 2011 and measured magnitude 9.0.

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AFew coastal people recognised the signs.
BThe coasts were densely populated.
CMany communities were struck with no notice at all.

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